Building construction



July 17, 1928. y J. S. KETTERMAN BUILDING CONSTRUCTION Filed Sept. l0, 1927 Paemea July 17,1928. y 1,677,140

I y, i t Y i' i Y c UNITED STATES PATENT GFFICE 1 y JOHN' Se. KETTERMAN, 0F DALLAS, ''.FJXAS l BUILDING CONSTRUCTION.

i 4Application. led September 10, 1927. Serial No. 218,641. MThis inventionrelates to building struc- `ing tapered to form entering points 15 tures, and has for yits object to provide a adapted to pierce the lath 5 or other malsimple, practical and eicient means for atterial desired to be secured in place.

taching lath or plaster board to concrete Any suitable form and length of nails 16 55 5 joistsor the like. are pierced through the bights 2 and 7 of i In the drawing the strips 1 and. stools 6, their points, 17 ex- Figure 1 is a side elevation of a strip tending down to engage the lath 5. Addiof the main supporting element or nail retionalv nails (not shown) may be employed p ceiving and holding strip, showing at interintermediate the stools 6, if desir-edf 66 vals the superimposed stools for supporting In use, the assembly of nail strip 1, superthe usual concrete vreinforcing bars; imposed and spaced stools 6, with the nails Figure 2 is a plan view of the structure as 16 passed through them as described, and shown in Figure 1; bars 10 are embedded longitudinally about Figure 3 is a cross sectional view of the one inch above the under side of the concrete 65 structure shown in Figure 1; joist 18, in the process of forming the said Figure 4. is a cross sectional View. of a joistand in a well known manner, the`wings concrete joist showing this invention'incor- 9 belng consequently embedded in the ceporated therein, with plaster board attached ment about one inch above the under side of to and supported thereby; the joist. `The lath 5 or other material is 70 Figure -5 is a detail of the nail receiving then forced up in place against the points 15 and holding strip; l "and 17 lof the spacing legs and nails, which Figure 6` is a detail of one of the rod'suppenetrate the said board. The nail points porting tools. 17 may then be bent over as shown at 19 to This invention comprises a nail receiving, lock the lath in place. i 75 holding and supporting strip 1 which con- While I yhave herein described a certain sists of a strip of sheet metal bent upon specific manner and method of constructing itself at 2 along its medial line, corrugated and assembling the elements of my invention,

longitudinally for holding nailsdriven from it is understood that I may vary from the below, if necessary for support of lath, as same in minor details, not departing from so shown at 3, and having its free edges 4 the spirit of my invention, so as best to cons aced or spread slightly apart, as clearly struct a practical device for the purpose insiiown in the drawingto form an opening tended, as defined in the appended claims.

for receiving the nails or staples for fasten- I claim:

ing the lath 5. Any required number of 1. In a structure of the kind described, 85 rod or bar supportingr stools 6 are provided, a corrugated nail supporting strip of sheet the same consisting of relatively short strips metal bent upon itself along its center longiof sheet metal, each strip being bent medially tudinal line; a rod supporting stool superat 7 and having parallel side portions 8 imposed over the nail supporting strip, and spaced; sufficiently apart to embrace the said a nail passed through the bights of the two 00 40 nail vstrip 1 and having wings 9 turned out elements.

laterally and perpendicularly to the side por- 2. In a structure of the kind described, a tions 8 to form supports orstools for the nail supporting strip of sheet metal corv`usual reinforcing bars 10,- rhe ends of the rugated longitudinally and bent upon itself said wings being split medially as shown at along its center longitudinal axis, the free 96 11, one of the partings at each side being edges of the strip being spread apart; a rod turned upwardly to form flanges 12 to presupporting stool consistin of a relative vent the bars 10 rolling off their supports. short strip of sheet metal Irent upon itself and the lremaining partings being turned on its transverse axis and seatedastraddle downwardly to form spacing legs 13. These the bight of the said nail strip, the said 100 l legsare cut away at an intermediate point stool having laterally extended bar supportto form stop shoulders 14, the extremities being wings, the extremities of the wings being formed into spacing legs turned down laterally from the said side portions, the perpendiculurly to the wings, and upwardly ends of the said Wings being split medially turned bar flanges. at each side and formed into upwardly 10 3. In a structure of the kind described, a turned flanges and downwardly turned 5 rod supporting stool, comprising a strip of spacing legs.

sheet metal formed into spaced and parallel In testimony whereof I aix my signature. side portions, rod supporting wings extended JOHN S. KETTERMAN. 

